/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.bpmn.converter.child;

import org.activiti.bpmn.model.ActivitiListener;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.HasExecutionListeners;
import org.activiti.bpmn.model.SequenceFlow;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**

 */
public class ExecutionListenerParser extends ActivitiListenerParser {
  
  private static Logger logger = LoggerFactory.getLogger(ExecutionListenerParser.class);

  public String getElementName() {
    return ELEMENT_EXECUTION_LISTENER;
  }

  public void addListenerToParent(ActivitiListener listener, BaseElement parentElement) {
    if (parentElement instanceof HasExecutionListeners) {
      if (StringUtils.isEmpty(listener.getEvent()) && parentElement instanceof SequenceFlow) {
        // No event type on a sequenceflow = 'take' implied
        listener.setEvent("take");
      }
      ((HasExecutionListeners) parentElement).getExecutionListeners().add(listener);
    }
  }
}
